Answer:
-1
Step-by-step explanation:
Pick a point and then count how many moves up/down and left/right to the next point.
Example from graph:
(-2,0) and (-1,-1)
We go down 1 and right 1 making a negative slope of 
or more simply -1
Answer:
7/8
Step-by-step explanation:
Use the Pythagorean Identity

Plug in

for cos x.




u would add 3 to 81 and get 84 than multiply it by 2 to get 168
Answer:
1.65 per kg
Step-by-step explanation:
Hey there,
The answer is true
Hope it helped!